2018779980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1229}}^1\times {\mathrm{3911}}^1$

素因数の和:5159

約数の個数: 96

約数和(自身を含む): 6467005440

約数和(自身を除く): 4448225460

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1229, 2458, 3687, 3911, 4916, 6145, 7374, 7822, 8603, 11733, 12290, 14748, 15644, 17206, 18435, 19555, 23466, 24580, 25809, 27377, 34412, 36870, 39110, 43015, 46932, 51618, 54754, 58665, 73740, 78220, 82131, 86030, 103236, 109508, 117330, 129045, 136885, 164262, 172060, 234660, 258090, 273770, 328524, 410655, 516180, 547540, 821310, 1642620, 4806619, 9613238, 14419857, 19226476, 24033095, 28839714, 33646333, 48066190, 57679428, 67292666, 72099285, 96132380, 100938999, 134585332, 144198570, 168231665, 201877998, 288397140, 336463330, 403755996, 504694995, 672926660, 1009389990, 2018779980]

約数ペア:

[(1, 2018779980), (2, 1009389990), (3, 672926660), (4, 504694995), (5, 403755996), (6, 336463330), (7, 288397140), (10, 201877998), (12, 168231665), (14, 144198570), (15, 134585332), (20, 100938999), (21, 96132380), (28, 72099285), (30, 67292666), (35, 57679428), (42, 48066190), (60, 33646333), (70, 28839714), (84, 24033095), (105, 19226476), (140, 14419857), (210, 9613238), (420, 4806619), (1229, 1642620), (2458, 821310), (3687, 547540), (3911, 516180), (4916, 410655), (6145, 328524), (7374, 273770), (7822, 258090), (8603, 234660), (11733, 172060), (12290, 164262), (14748, 136885), (15644, 129045), (17206, 117330), (18435, 109508), (19555, 103236), (23466, 86030), (24580, 82131), (25809, 78220), (27377, 73740), (34412, 58665), (36870, 54754), (39110, 51618), (43015, 46932)]